In this stage I need help to fix ZCS Open Source server.

I have a ZCS Open Source crashed server as explain before.
I bought ZCS Network License and installed in another server, now I need to copy the users and mailboxes from ZCS Open Source to ZCS Network.
I need help to fix ZCS Open Source server then I can use Network Edition Moving from Open Source to Network Edition ZCS - Zimbra :: Wiki
procedure to migration.
In this stage I need help to fix ZCS Open Source server.